. >> reporter: leaders representing half of the $72 trillion global economy are meeting to discuss a whole array of issues. that set by the agenda of david cameron. key nations such as the united states, russia and japan are all here to discuss trade issues, there are great hopes of a trade deal between europe and the united states that could be worth up to $100 billion in the united states. we're going to be talking about tax avoidance issues which could have ramifications for companies such as amazon and google. those companies say we are abiding by the laws of those countries. elsewhere the whole syrian issue overriding a lot of talks. there's a big dispute between president putin of russia and the rest of the g8 nations about what to do. president obama said to me earlier today, the talks had been excellent between himself and russia. there appears to be an opinion about how to resolve this crisis. for nightly business report, i'm steve sedgwick. >> in another bit of international diplomacy. the european union is likely to approve the plan without any conditions. the $10 billion